feat: nostr.build

src/Feed/FileUpload.ts

@@ -0,0 +1,30 @@
+import { useSelector } from "react-redux";
+import { RootState } from "State/Store";
+import NostrBuildUpload from "./NostrBuildUpload";
+import VoidUpload from "./VoidUpload";
+
+export interface UploadResult {
+    url?: string,
+    error?: string
+}
+
+export interface Uploader {
+    upload: (f: File | Blob, filename: string) => Promise<UploadResult>
+}
+
+export default function useFileUpload(): Uploader {
+    const fileUploader = useSelector((s: RootState) => s.login.preferences.fileUploader);
+
+    switch (fileUploader) {
+        case "nostr.build": {
+            return {
+                upload: NostrBuildUpload
+            } as Uploader;
+        }
+        default: {
+            return {
+                upload: VoidUpload
+            } as Uploader;
+        }
+    }
+}

src/Feed/NostrBuildUpload.ts

@@ -0,0 +1,26 @@
+import { UploadResult } from "./FileUpload";
+
+export default async function NostrBuildUpload(file: File | Blob): Promise<UploadResult> {
+    let fd = new FormData();
+    fd.append("fileToUpload", file);
+    fd.append("submit", "Upload Image");
+
+    let rsp = await fetch("https://nostr.build/api/upload/", {
+        body: fd,
+        method: "POST",
+        headers: {
+            "content-type": "multipart/form-data",
+            "accept": "application/json"
+        }
+    });
+    if(rsp.ok) {
+        let data = await rsp.json();
+        console.debug(data);
+        return {
+            url: data.url
+        }
+    }
+    return {
+        error: "Upload failed"
+    }
+}

src/Feed/VoidUpload.ts

@@ -1,11 +1,12 @@
 import * as secp from "@noble/secp256k1";
-import { VoidCatHost } from "Const";
+import { FileExtensionRegex, VoidCatHost } from "Const";
+import { UploadResult } from "./FileUpload";
 
 /**
  * Upload file to void.cat
  * https://void.cat/swagger/index.html
  */
-export default async function VoidUpload(file: File | Blob, filename: string) {
+export default async function VoidUpload(file: File | Blob, filename: string): Promise<UploadResult> {
     const buf = await file.arrayBuffer();
     const digest = await crypto.subtle.digest("SHA-256", buf);
 
@@ -25,9 +26,20 @@ export default async function VoidUpload(file: File | Blob, filename: string) {
 
     if (req.ok) {
         let rsp: VoidUploadResponse = await req.json();
-        return rsp;
+        if (rsp.ok) {
+            let ext = filename.match(FileExtensionRegex);
+            return {
+                url: rsp.file?.meta?.url ?? `${VoidCatHost}/d/${rsp.file?.id}${ext ? `.${ext[1]}` : ""}`
+            }
+        } else {
+            return {
+                error: rsp.errorMessage
+            }
+        }
     }
-    return null;
+    return {
+        error: "Upload failed"
+    };
 }
 
 export type VoidUploadResponse = {